<template>
  <div class="index">
    <h1>辽宁大学微震智能监测预警大数据平台</h1>
    <!--    一张中国地图-->
    <div class="chart" id="chinaMap" style="width: 100%;height: 600px"></div>
  </div>
</template>

<script>
import echarts from "echarts/lib/echarts";
import "echarts/lib/chart/map/china";
import { Toast } from "mint-ui";
import router from "@/router";
import globalObj from "@/common";


export default {
  name: "index",
  data() {
    return {}
  },
  mounted() {
    var myChart = echarts.init(document.getElementById("chinaMap"));
    var geoCoordMap = {
      上海: [121.4648, 31.2891],
      东莞: [113.8953, 22.901],
      东营: [118.7073, 37.5513],
      中山: [113.4229, 22.478],
      临汾: [111.4783, 36.1615],
      临沂: [118.3118, 35.2936],
      丹东: [124.541, 40.4242],
      丽水: [119.5642, 28.1854],
      乌鲁木齐: [87.9236, 43.5883],
      佛山: [112.8955, 23.1097],
      保定: [115.0488, 39.0948],
      兰州: [103.5901, 36.3043],
      包头: [110.3467, 41.4899],
      北京: [116.4551, 40.2539],
      北海: [109.314, 21.6211],
      南京: [118.8062, 31.9208],
      南宁: [108.479, 23.1152],
      南昌: [116.0046, 28.6633],
      南通: [121.1023, 32.1625],
      厦门: [118.1689, 24.6478],
      台州: [121.1353, 28.6688],
      合肥: [117.29, 32.0581],
      呼和浩特: [111.4124, 40.4901],
      咸阳: [108.4131, 34.8706],
      哈尔滨: [127.9688, 45.368],
      唐山: [118.4766, 39.6826],
      嘉兴: [120.9155, 30.6354],
      大同: [113.7854, 39.8035],
      大连: [122.2229, 39.4409],
      天津: [117.4219, 39.4189],
      太原: [112.3352, 37.9413],
      威海: [121.9482, 37.1393],
      宁波: [121.5967, 29.6466],
      宝鸡: [107.1826, 34.3433],
      宿迁: [118.5535, 33.7775],
      常州: [119.4543, 31.5582],
      广州: [113.5107, 23.2196],
      廊坊: [116.521, 39.0509],
      延安: [109.1052, 36.4252],
      张家口: [115.1477, 40.8527],
      徐州: [117.5208, 34.3268],
      德州: [116.6858, 37.2107],
      惠州: [114.6204, 23.1647],
      成都: [103.9526, 30.7617],
      扬州: [119.4653, 32.8162],
      承德: [117.5757, 41.4075],
      拉萨: [91.1865, 30.1465],
      无锡: [120.3442, 31.5527],
      日照: [119.2786, 35.5023],
      昆明: [102.9199, 25.4663],
      杭州: [119.5313, 29.8773],
      枣庄: [117.323, 34.8926],
      柳州: [109.3799, 24.9774],
      株洲: [113.5327, 27.0319],
      武汉: [114.3896, 30.6628],
      汕头: [117.1692, 23.3405],
      江门: [112.6318, 22.1484],
      沈阳: [123.1238, 42.1216],
      沧州: [116.8286, 38.2104],
      河源: [114.917, 23.9722],
      泉州: [118.3228, 25.1147],
      泰安: [117.0264, 36.0516],
      泰州: [120.0586, 32.5525],
      济南: [117.1582, 36.8701],
      济宁: [116.8286, 35.3375],
      海口: [110.3893, 19.8516],
      淄博: [118.0371, 36.6064],
      淮安: [118.927, 33.4039],
      深圳: [114.5435, 22.5439],
      清远: [112.9175, 24.3292],
      温州: [120.498, 27.8119],
      渭南: [109.7864, 35.0299],
      湖州: [119.8608, 30.7782],
      湘潭: [112.5439, 27.7075],
      滨州: [117.8174, 37.4963],
      潍坊: [119.0918, 36.524],
      烟台: [120.7397, 37.5128],
      玉溪: [101.9312, 23.8898],
      珠海: [113.7305, 22.1155],
      盐城: [120.2234, 33.5577],
      盘锦: [121.9482, 41.0449],
      石家庄: [114.4995, 38.1006],
      福州: [119.4543, 25.9222],
      秦皇岛: [119.2126, 40.0232],
      绍兴: [120.564, 29.7565],
      聊城: [115.9167, 36.4032],
      肇庆: [112.1265, 23.5822],
      舟山: [122.2559, 30.2234],
      苏州: [120.6519, 31.3989],
      莱芜: [117.6526, 36.2714],
      菏泽: [115.6201, 35.2057],
      营口: [122.4316, 40.4297],
      葫芦岛: [120.1575, 40.578],
      衡水: [115.8838, 37.7161],
      衢州: [118.6853, 28.8666],
      西宁: [101.4038, 36.8207],
      西安: [109.1162, 34.2004],
      贵阳: [106.6992, 26.7682],
      连云港: [119.1248, 34.552],
      邢台: [114.8071, 37.2821],
      邯郸: [114.4775, 36.535],
      郑州: [113.4668, 34.6234],
      鄂尔多斯: [108.9734, 39.2487],
      重庆: [107.7539, 30.1904],
      金华: [120.0037, 29.1028],
      铜川: [109.0393, 35.1947],
      银川: [106.3586, 38.1775],
      镇江: [119.4763, 31.9702],
      长春: [125.8154, 44.2584],
      长沙: [113.0823, 28.2568],
      长治: [112.8625, 36.4746],
      阳泉: [113.4778, 38.0951],
      青岛: [120.4651, 36.3373],
      韶关: [113.7964, 24.7028],
      辽阳: [123.1815, 41.2694],
      平顶山: [113.3077, 33.7352],
      双鸭山: [131.1573, 46.6434]
    };

    var XAData = [
      [{name: "辽阳"}, {name: "平顶山", value: 100}],
      [{name: "辽阳"}, {name: "大同", value: 100}],
      [{name: "辽阳"}, {name: "双鸭山", value: 100}],
      // [{ name: "辽阳" }, { name: "西宁", value: 100 }],
      // [{ name: "辽阳" }, { name: "银川", value: 100 }]
    ];

    var XNData = [
      [{name: "平顶山"}, {name: "辽阳", value: 100}],
      [{name: "平顶山"}, {name: "大同", value: 100}],
      [{name: "平顶山"}, {name: "双鸭山", value: 100}],
    ];

    var YCData = [
      [{name: "大同"}, {name: "辽阳", value: 100}],
      [{name: "大同"}, {name: "平顶山", value: 100}],
      [{name: "大同"}, {name: "双鸭山", value: 100}],
      [{name: "大同"}, {name: "沈阳", value: 100}],
      // [{ name: "银川" }, { name: "西宁", value: 100 }]
    ];

    var planePath =
        "path://M1705.06,1318.313v-89.254l-319.9-221.799l0.073-208.063c0.521-84.662-26.629-121.796-63.961-121.491c-37.332-0.305-64.482,36.829-63.961,121.491l0.073,208.063l-319.9,221.799v89.254l330.343-157.288l12.238,241.308l-134.449,92.931l0.531,42.034l175.125-42.917l175.125,42.917l0.531-42.034l-134.449-92.931l12.238-241.308L1705.06,1318.313z";
    //var planePath = 'arrow';
    var convertData = function (data) {
      var res = [];
      for (var i = 0; i < data.length; i++) {
        var dataItem = data[i];

        var fromCoord = geoCoordMap[dataItem[0].name];
        var toCoord = geoCoordMap[dataItem[1].name];
        if (fromCoord && toCoord) {
          res.push({
            fromName: dataItem[0].name,
            toName: dataItem[1].name,
            coords: [fromCoord, toCoord],
            value: dataItem[1].value
          });
        }
      }
      return res;
    };

    var color = ["#a6c84c", "#ffa022", "#46bee9"]; //航线的颜色
    var series = [];
    [
      ["辽阳", XAData],
      ["平顶山", XNData],
      ["大同", YCData]
    ].forEach(function (item, i) {
      series.push(
          {
            name: item[0] + " Top1",
            type: "lines",
            zlevel: 1,
            effect: {
              show: true,
              period: 6,
              trailLength: 0.7,
              color: "red", //arrow箭头的颜色
              symbolSize: 3
            },
            lineStyle: {
              normal: {
                color: color[i],
                width: 0,
                curveness: 0.2
              }
            },
            data: convertData(item[1])
          },
          {
            name: item[0] + " Top2",
            type: "lines",
            zlevel: 2,
            symbol: ["none", "arrow"],
            symbolSize: 10,
            effect: {
              show: true,
              period: 6,
              trailLength: 0,
              symbol: planePath,
              symbolSize: 15
            },
            lineStyle: {
              normal: {
                color: color[i],
                width: 1,
                opacity: 0.6,
                curveness: 0.2
              }
            },
            data: convertData(item[1])
          },
          {
            name: item[0] + " Top3",
            type: "effectScatter",
            coordinateSystem: "geo",
            zlevel: 2,
            rippleEffect: {
              brushType: "stroke"
            },
            label: {
              normal: {
                show: true,
                position: "right",
                formatter: "{b}"
              }
            },
            symbolSize: function (val) {
              return val[2] / 8;
            },
            itemStyle: {
              normal: {
                color: color[i]
              },
              emphasis: {
                areaColor: "#2B91B7"
              }
            },
            data: item[1].map(function (dataItem) {
              return {
                name: dataItem[1].name,
                value: geoCoordMap[dataItem[1].name].concat([dataItem[1].value])
              };
            })
          }
      );
    });
    var option = {
      tooltip: {
        trigger: "item",
        formatter: function (params) {
          if (params.seriesType === "effectScatter") {
            return "线路：" + params.data.name + "" + params.data.value[2];
          } else if (params.seriesType === "lines") {
            return (
                params.data.fromName +
                ">" +
                params.data.toName +
                "<br />" +
                params.data.value
            );
          } else {
            return params.name;
          }
        }
      },
      geo: {
        map: "china",
        label: {
          emphasis: {
            show: true,
            color: "#fff"
          }
        },
        // 把中国地图放大了1.5倍
        zoom: 1.2,
        roam: true,
        itemStyle: {
          normal: {
            // 地图省份的背景颜色
            areaColor: "rgba(20, 41, 87,0.6)",
            borderColor: "#195BB9",
            borderWidth: 1
          },
          emphasis: {
            areaColor: "#2B91B7"
          }
        }
      },
      series: series
    };
    myChart.on('click', function (params) {//点击事件


      var spotName = params.name;
      //点击跳转至具体矿区详细界面
      //判断是否点击了正确的地址
      if ((spotName === "辽阳") || (spotName === "平顶山") || (spotName === "大同") || (spotName === "双鸭山")) {
        //地点选择正确则进行页面跳转
        globalObj.location = params.name;
        //调用全局函数自动契合矿井地点
        globalObj.getStation(params.name);
        globalObj.getSpotName(params.name)
        router.push({
          path: "/detail",
        });
      } else {
        Toast({
          message: "地点选择错误，请重新选择",
          duration: 2000,
          position: 'top'
        })
      }

    });
    myChart.setOption(option);
    // 监听浏览器缩放，图表对象调用缩放resize函数
    window.addEventListener("resize", function () {
      myChart.resize();
    });
  },
}
</script>


<!--设置全局属性-->
<style lang="scss">
html,
body,
#app {
  height: 100%;
}
</style>

<!--设置局部属性-->
<style lang="scss" scoped>
@import "../assets/style/main";

h1 {
  text-align: center;
  font-size: px2rem(36);
  height: px2rem(36);
  padding: px2rem(148-36-44) 0 px2rem(44) 0;
  line-height: px2rem(36);
  color: #f0f0f0;
}

.index {
  background-image: url("../assets/img/bg.jpg");
  height: 100%;
  position: relative;

  .chart {
    position: absolute;
    top: px2rem(50);
    left: 0;
  }

}
</style>